CVE-2020-25712: Red Hat Enterprise Linux

High severity, CVSS 7.8. EPSS: 0.4% chance of exploitation in the next 30 days.

A flaw was found in xorg-x11-server before 1.20.10. A heap-buffer overflow in XkbSetDeviceInfo may lead to a privilege escalation vulnerability. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Affected products

  • Red Hat Enterprise Linux: version 8.0 only
  • X.org X Server: before 1.20.10 (fixed in 1.20.10)

Published 2020-12-15. Last modified 2026-06-17.